Airway management: realistic mouth, nose, tongue, gum, pharynx, larynx, esophagus, epiglottis, trachea and tracheal ring, can practice tracheal intubation, sputum suction, oxygen inhaling.
气道管理：现实的口，鼻，舌，齿龈，咽，喉，食道，会厌，气管和气管环，可实行气管插管，吸痰，吸氧。
Airway administering: realistic mouth, nose, tongue, gum, pharynx, larynx, esophagus, epiglottis, trachea and tracheal ring, can practice tracheal intubation, sputum suction, oxygen inhaling.
气道管理：现实的口，鼻，舌，齿龈，咽，喉，食道，会厌，气管和气管环，可实行气管插管，吸痰，吸氧。
However, trachea cannula exodus of terylene tandem ring alloy composite artificial esophagus in middle and late phases cannot be fully solved.
但带涤纶连接环记忆合金组合式人工食管还存在中晚期脱管的问题未能完全解决。
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